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$132+ Cheap flights from Santa Rosa (STS) to Idaho

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/16. Fares are subject to change and may not be available on all flights or dates of travel.
STS — BOI
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
1 adult, Economy
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Cheap flight deals from Santa Rosa to Idaho

Keep the following information in mind while searching for Santa Rosa to Idaho flight deals. Data was last updated July 29, 2025.

Round-trip from

$258
(Alaska Airlines)

One-way from

$132
(Hawaiian Airlines)

Popular in

December

Cheapest in

April

Average price

$297
From Santa Rosa Sonoma County to Idaho
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One-way flight from Santa Rosa Sonoma County to Idaho
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Highest demand for flights based on searches. 15% potential increase in price ($52 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Santa Rosa to Idaho

Cheapest flights from Santa Rosa to Idaho
Explore the most affordable flight options available from Santa Rosa to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

This Alaska Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/43:07 pmSTS - GEG
1 stop7h 18mAlaska Airlines
Tue 9/96:25 amGEG - STS
1 stop12h 47mAlaska Airlines
Deal found 7/29$252
This Alaska Airlines deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/147:05 amSTS - BOI
1 stop6h 31mAlaska Airlines
Tue 10/2111:19 amBOI - STS
1 stop11h 47mAlaska Airlines
Deal found 7/28$262
This Hawaiian Airlines deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/197:03 amSTS - GEG
1 stop5h 42mHawaiian Airlines
Tue 9/231:25 pmGEG - STS
1 stop5h 47mHawaiian Airlines
Deal found 7/28$276
This Hawaiian Airlines deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/112:28 pmSTS - BOI
1 stop7h 22mHawaiian Airlines
Tue 9/162:28 pmBOI - STS
1 stop6h 55mHawaiian Airlines
Deal found 7/28$278
This Alaska Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/102:28 pmSTS - SUN
1 stop18h 06mAlaska Airlines
Sun 9/1410:16 amSUN - STS
1 stop11h 07mAlaska Airlines
Deal found 7/29$494
This American Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/412:25 pmSTS - JAC
1 stop7h 19mAmerican Airlines
Tue 10/712:19 pmJAC - STS
2 stops25h 02mAmerican Airlines
Deal found 7/29$528
This Alaska Airlines deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/257:00 amSTS - JAC
1 stop27h 59mAlaska Airlines
Fri 8/2912:39 pmJAC - STS
1 stop25h 57mAlaska Airlines
Deal found 7/27$632
This American Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/14:16 pmSTS - BOI
1 stop6h 17mAmerican Airlines
Sun 8/36:49 amBOI - STS
1 stop6h 42mAmerican Airlines
Deal found 7/29$715

Cheapflights Fare Finder

 
Customize your flight search to find flights from Santa Rosa to Idaho that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 29, 2025.
Use the filters below to find and compare flights from Santa Rosa to Idaho that are best for you.

Fly from

Santa Rosa

Fly to

Idaho

Route

Depart

Return

Price

Santa RosaSpokane

STS - GEG

STSGEG

Santa Rosa Sonoma County

Wed 8/27

3:07 pm-10:25 pm

1 stop7h 18m

Spokane

Sat 8/30

3:26 pm-8:08 pm

1 stop4h 42m

$258

Santa RosaBoise

STS - BOI

STSBOI

Santa Rosa Sonoma County

Tue 10/14

7:05 am-2:36 pm

1 stop6h 31m

Boise Air Term. Gowen Fld

Tue 10/21

11:19 am-10:06 pm

1 stop11h 47m

$262

Santa RosaSpokane

STS - GEG

STSGEG

Santa Rosa Sonoma County

Fri 9/19

7:03 am-12:45 pm

1 stop5h 42m

Spokane

Tue 9/23

1:25 pm-7:12 pm

1 stop5h 47m

$276

Santa RosaBoise

STS - BOI

STSBOI

Santa Rosa Sonoma County

Thu 9/11

2:28 pm-10:50 pm

1 stop7h 22m

Boise Air Term. Gowen Fld

Tue 9/16

2:28 pm-8:23 pm

1 stop6h 55m

$278

Santa RosaHailey

STS - SUN

STSSUN

Santa Rosa Sonoma County

Wed 9/10

2:28 pm-9:34 am

1 stop18h 06m

Hailey Sun Valley-Friedman

Sun 9/14

10:16 am-8:23 pm

1 stop11h 07m

$494

Santa RosaJackson

STS - JAC

STSJAC

Santa Rosa Sonoma County

Sat 10/4

12:25 pm-8:44 pm

1 stop7h 19m

Jackson Hole

Tue 10/7

12:19 pm-12:21 pm

2 stops25h 02m

$528

Santa RosaJackson

STS - JAC

STSJAC

Santa Rosa Sonoma County

Mon 8/25

7:00 am-11:59 am

1 stop27h 59m

Jackson Hole

Fri 8/29

12:39 pm-1:36 pm

1 stop25h 57m

$632

Santa RosaBoise

STS - BOI

STSBOI

Santa Rosa Sonoma County

Tue 9/16

4:54 pm-10:09 pm

1 stop4h 15m

$132

Santa RosaBoise

STS - BOI

STSBOI

Santa Rosa Sonoma County

Mon 9/15

2:28 pm-10:50 pm

1 stop7h 22m

$147

Santa RosaSpokane

STS - GEG

STSGEG

Santa Rosa Sonoma County

Fri 8/15

3:05 pm-10:58 pm

2 stops7h 53m

$242

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Showing 1-10 of 14 results
1
2

Best time to book a flight from Santa Rosa to Idaho

Have a flexible travel schedule? Discover the best time to fly to Idaho from Santa Rosa with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Santa Rosa to Idaho

What is the cheapest month to book a flight from Santa Rosa to Idaho?

Currently, October is the cheapest month in which you can book a flight from Santa Rosa to Idaho (average of $314). Flying from Santa Rosa to Idaho in June is currently the most expensive (average of $398). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from STS to ID?

Find hourly flight availability from Santa Rosa to Idaho. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 29, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Santa Rosa to Idaho as you normally would.

Reviews of airlines servicing Idaho

Get insights into the airlines that provide service to Idaho. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Idaho. Reviews last updated July 29, 2025.
Read reviews from past customers who have flown Alaska Airlines, Hawaiian Airlines, and American Airlines from Santa Rosa to Idaho. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Crew

8.5

Boarding

8.1

Entertainment

7.1

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Crew

8.5

Boarding

8.1

Entertainment

7.1

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.
Hawaiian Airlines
7.8
Good
2,605 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Crew

8.5

Boarding

8.1

Entertainment

7.1

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Crew

8.5

Boarding

8.1

Entertainment

7.1

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.

Related info for your journey

Find useful and relevant information for your journey from Santa Rosa to Idaho. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Santa Rosa to Idaho?

    Located just 7.2 mi from the city center, Santa Rosa Sonoma County (STS) is the airport most travelers will use when flying to Idaho from Santa Rosa.

  • What are the cheapest airlines to fly from Santa Rosa to Idaho one-way?

    To fly one-way, consider booking your trip with Hawaiian Airlines, which is currently one of the cheapest options available, starting at $132. Alaska Airlines flights start at $147 while deals on American Airlines start at $281 one-way.

  • What are the most popular routes from Santa Rosa to Idaho?

    The most popular route from Santa Rosa to Idaho is Santa Rosa Sonoma County - Boise Air Term. Gowen Fld. You may also consider Santa Rosa Sonoma County - Spokane or Santa Rosa Sonoma County - Jackson Hole.

  • Can I find deals for flights from Santa Rosa to Idaho that include hotel bookings?

    Yes. In addition to deals on Santa Rosa to Idaho flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Santa Rosa to Idaho?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Santa Rosa to Idaho.

  • Can I find deals for business class flights from Santa Rosa to Idaho?

    Yes. Cheapflights offers flight deals from Santa Rosa to Idaho by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Santa Rosa to Idaho?

    Currently, October is the cheapest month in which you can book a flight from Santa Rosa to Idaho (average of $314). Flying from Santa Rosa to Idaho in June is currently the most expensive (average of $398). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 2 airlines flying from Santa Rosa to Idaho

Discover the top 2 airlines that operate flights from Santa Rosa to Idaho. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
Avelo AirlinesCheapest$74Average$115FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$260Average$426FlexibilityNo cancel feeOn-time75%

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